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FIDE ID 1420364· born 1973 · last updated 5/12/2026
FIDE standard
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FIDE rapid
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FIDE blitz
2027
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Shortlist public Lichess and chess.com accounts for Brummelen via fuzzy name, country, and rating-band signals. Fastest path; works without sample games.
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Prep report
Their repertoire vs yours
Once you have a candidate account, we cross-reference its opening tree against your imported games, surfacing the lines they play that you don’t know, the leaks in their repertoire you can punish, and the gaps in yours you’ll need to plug before the game.
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AI matching by sample game
We checked our stored public PGN sources for FIDE ID 1420364 and do not have usable games for Brummelen yet. Paste games below to run repertoire matching by play pattern.
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